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Every hour, the mass of bacteria in a sample multiplies by 3. If the sample contains 7 mg of bacteria to start with, how many milligrams (mg) will it contain after a) 4 hours? b) 5 hours?

asked Dec 16, 2024

1 answer 222k views

Suppose identical amounts of heat transfer into different masses of copper and water, causing identical changes in temperature. What is the ratio of the mass of copper to water? (a) 0.39 (b) 2.56 (c) 1.

answered Nov 30, 2024

1 answer 178k views

In a race of 1000 m, A beats B by 100 m or 10 seconds. If they start a race of 1000 m simultaneously from the same point and if B gets injured after running 50 m less than half the race length and due

answered Nov 11, 2024

1 answer 157k views

An object drops 22 m from a cliff. If it started at rest and is going 12 m/s12m/s just before it hits the ground, what is its acceleration? A. 4 m/s² B. 6 m/s² C. 8 m/s² D. 10 m/s²

answered Oct 18, 2024

1 answer 233k views

Give the coordinate of the vertex without any spaces. Show the work for how you got the y-value. The equation is: y = (1/2)(x + 4)(x - 2) A. Vertex: (-4, 2) B. Vertex: (-2, 4) C. Vertex: (4, -2) D. Vertex:

answered Oct 3, 2024

1 answer 234k views

Which of the following is not a tenet of the cell theory? a) All living organisms are composed of cells. b) The cell is the basic unit of structure and function in living organisms. c) All cells come from

answered Aug 3, 2024

1 answer 227k views

The ETCs of cellular respiration and photosynthesis share what characteristics?

answered Aug 1, 2024

1 answer 184k views

Which of the following are terms in this expression? Select all that apply. b+7c

asked Jul 5, 2024

2 answers 45.3k views

Atleast 159 word’s please dont use for points

asked Jul 4, 2024

1 answer 158k views

"FLC should increase parking fees" is an example of what type of a claim?

asked Apr 24, 2024

1 answer 107k views

The single most important legislation that has shaped the federal government's approach to controlled substances was: A) alcohol prohibition (the 18th Amendment). B) the Pure Food and Drugs Act. C) the

answered Apr 15, 2024

1 answer 164k views

Parade magazine posed the following question: “Should drivers be banned from using all cell phones?” Readers were encouraged to vote online at parade.com. The subsequent issue of Parade reported the results:

asked Feb 9, 2024

1 answer 89.8k views

This was the only time Trottier would accomplish this because come the 1979-80 season, Wayne Gretzky would be _______.

asked Jan 17, 2024

1 answer 28.9k views

After the stranger leaves, what does Elisa do? A. Cries and refuses to go into town with Henry B. Chases after the stranger and begs him to take her to San Diego C. Makes plans to open her own flower business

answered Oct 23, 2023

1 answer 73.6k views

What would be the transformation of point w when reflected across the line y = x?(5,-2)(2,-5)(2,5)(-5,-2)

answered Oct 15, 2023

1 answer 52.1k views

Given a normal population whose mean is 555 and whose standard deviation is 72, find each of the following: A. The probability that a random sample of 7 has a mean between 564 and 587. Probability =

answered Aug 1, 2023

1 answer 217k views

A car of mass 1500-kg starts from a speed of 18m/s and reaches a speed of 28 m/s in 4s. Find the average force.

asked Jul 8, 2023

1 answer 79.9k views

A scale on a map shows that 3 centimeters represent 10 kilometers. What number of centimeters on the map represents an actual distance of 25 kilometers?

answered Jul 1, 2023

1 answer 151k views

Need answer for 8th question

answered May 31, 2023

2 answers 154k views

I need help with 17-22!!!!

answered Apr 28, 2023

2 answers 76.5k views

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